display INFINITI QX4 2001 Factory Service Manual

DIAGNOSTIC PROCEDURE 2=NBEL0224S06Self-diagnostic results:
ªCHAIN OF ECM-IMMUº displayed on CONSULT-II screen
1 CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS ªCHAIN OF ECM-IMMUº displayed on CONSULT-II screen.
NOTE:
In rare case, ªCHAIN OF ECM-IMMUº might be stored during key registration procedure, even if the system is not mal-
functioning.
SEL366X
Is CONSULT-II screen displayed as above?
Ye s©GO TO 2.
No©GO TO SYMPTOM MATRIX CHART 1.
2 CHECK POWER SUPPLY CIRCUIT FOR IMMU
1. Disconnect IMMU connector.
2. Check voltage between terminal 8 of IMMU and ground with CONSULT-II or tester.
SEL302WD
OK or NG
OK©GO TO 3.
NG©Check the following
I7.5A fuse (No. 62, located in the fuse and fusible link box)
IHarness for open or short between fuse and IMMU connector
Ref. Part No. C1
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IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM Ð NATS)
Trouble Diagnoses (Cont'd)
EL-337

DIAGNOSTIC PROCEDURE 3=NBEL0224S07Self-diagnostic results:
ªDIFFERENCE OF KEYº displayed on CONSULT-II screen
1 CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS ªDIFFERENCE OF KEYº displayed on CONSULT-II screen.
SEL367X
Is CONSULT-II screen displayed as above?
Ye s©GO TO 2.
No©GO TO SYMPTOM MATRIX CHART 1.
2 PERFORM INITIALIZATION WITH CONSULT-II
Perform initialization with CONSULT-II. Re-register all IVIS (NATS) ignition key IDs.
For initialization and registration of IVIS (NATS) ignition key IDs, refer to ªCONSULT-II operation manual IVIS/NVISº.
SEL297W
NOTE:
If the initialization is not completed or fails, CONSULT-II shows above message on the screen.
Can the system be initialized and can the engine be started with re-registered IVIS (NATS) ignition key?
Ye s©Ignition key ID was unregistered.Ref. part No. D
No©IMMU is malfunctioning.
Replace IMMU.Ref. part No. A
Perform initialization with CONSULT-II.
For initialization, refer to ªCONSULT-II operation manual IVIS/NVISº.
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IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM Ð NATS)
Trouble Diagnoses (Cont'd)
EL-341

DIAGNOSTIC PROCEDURE 4=NBEL0224S08Self-diagnostic results:
ªCHAIN OF IMMU-KEYº displayed on CONSULT-II screen
1 CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS ªCHAIN OF IMMU-KEYº displayed on CONSULT-II screen.
SEL368X
Is CONSULT-II screen displayed as above?
Ye s©GO TO 2.
No©GO TO SYMPTOM MATRIX CHART 1.
2 CHECK IVIS (NATS) IGNITION KEY ID CHIP
Start engine with another registered IVIS (NATS) ignition key.
Does the engine start?
Ye s©Ignition key ID chip is malfunctioning.
Replace the ignition key.
Ref. part No. E
Perform initialization with CONSULT-II.
For initialization, refer to ªCONSULT-II Operation Manual IVIS/NVISº.
No©GO TO 3.
3 CHECK IMMU INSTALLATION
Check IMMU installation.
Refer to ªHow to Replace IMMUº in EL-347.
OK or NG
OK©IMMU is malfunctioning.
Replace IMMU.Ref. part No. A
Perform initialization with CONSULT-II.
For initialization, refer to ªCONSULT-II Operation Manual IVIS/NVISº.
NG©Reinstall IMMU correctly.
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM Ð NATS)
Trouble Diagnoses (Cont'd)
EL-342

DIAGNOSTIC PROCEDURE 5=NBEL0224S09Self-diagnostic results:
ªID DISCORD, IMM-ECMº displayed on CONSULT-II screen
1 CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS ªID DISCORD, IMM-ECMº displayed on CONSULT-II screen.
SEL369X
NOTE:
ªID DISCORD IMMU-ECMº:
Registered ID of IMMU is in discord with that of ECM.
Is CONSULT-II screen displayed as above?
Ye s©GO TO 2.
No©GO TO SYMPTOM MATRIX CHART 1.
2 PERFORM INITIALIZATION WITH CONSULT-II
Perform initialization with CONSULT-II. Re-register all IVIS (NATS) ignition key IDs.
For initialization, refer to ªCONSULT-II operation manual IVIS/NVISº.
SEL297W
NOTE:
If the initialization is not completed or fails, CONSULT-II shows above message on the screen.
Can the system be initialized?
Ye s©Start engine. (END)
(System initialization had not been completed.Ref. part No. F)
No©ECM is malfunctioning.
Replace ECM.Ref. part No. F
Perform initialization with CONSULT-II.
For initialization, refer to ªCONSULT-II operation manual IVIS/NVISº.
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IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM Ð NATS)
Trouble Diagnoses (Cont'd)
EL-343

DIAGNOSTIC PROCEDURE 7=NBEL0224S11Self-diagnostic results:
ªLOCK MODEº displayed on CONSULT-II screen
1 CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS ªLOCK MODEº is displayed on CONSULT-II screen.
SEL371X
Is CONSULT-II screen displayed as above?
Ye s©GO TO 2.
No©GO TO SYMPTOM MATRIX CHART 1.
2 ESCAPE FROM LOCK MODE
1. Turn ignition switch OFF.
2. Turn ignition switch ON with registered key. (Do not start engine.) Wait 5 seconds.
3. Return the key to OFF position.
4. Repeat steps 2 and 3 twice (total of three cycles).
5. Start the engine.
Does engine start?
Ye s©System is OK.
(Now system is escaped from ªLOCK MODEº.)
No©GO TO 3.
3 CHECK IMMU ILLUSTRATION
Check IMMU installation. Refer to ªHow to Replace IMMUº in EL-347.
OK or NG
OK©GO TO 4.
NG©Reinstall IMMU correctly.
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM Ð NATS)
Trouble Diagnoses (Cont'd)
EL-346

System DescriptionNBEL0180OUTLINENBEL0180S01INFINITI Communicator system uses the Global Positioning Sys-
tem (GPS), cellular phone technology and the Communicator
Response Center to provide the following functions.
IOne touch ªInformationº dialing
IOne touch ªMaydayº emergency dialing
IAutomatic air bag inflation notification
IStolen vehicle tracking
IAlarm notification
IRemote door unlock
There are limitations to the INFINITI Communicator system. To
understand the system, read SYSTEM LIMITATIONS (EL-351)
thoroughly.
SYSTEM COMPOSITIONNBEL0180S02IThe INFINITI Communicator system is controlled by the IVCS
(In Vehicle Communication System) unit. System status (ªMay-
dayº-emergency dialing, or re-dialing, etc.) is displayed by the
indicators in the IVCS switch.
IThe INFINITI Communicator system can only make calls to the
Communicator Response Center and receive calls from the
center, unless the customer chooses to have the optional
handset install.
SEL099W
INFINITI COMMUNICATOR (IVCS)
System Description
EL-350

DATA TRANSMITTINGNBEL0180S05When contact to the Communicator Response Center is made,
vehicle sends electrical data including type of activation (i.e., emer-
gency call or alarm notification), vehicle location, time, etc.
SLEEP/WAKE UP CONTROLNBEL0180S063 minutes after the ignition switch is turned OFF, the system goes
into the SLEEP MODE to save battery power supply. Communica-
tion with Communicator Response Center is not available in the
SLEEP MODE.
To wake up the system, perform either of the following operations.
ITurn Ignition switch ON.
IPull back door outside handle for more than 10 seconds.
(Operation for door unlock function)
SEL532V
INDICATOR LAMPS OPERATIONNBEL0180S07The system status is displayed as below by the indicator lamps.
Indicator Condition Description
MAYDAYBlinks.System is trying to acquire an available cellu-
lar channel by ªMaydayº switch operation.
Lights up.
(See NOTE.)System is connected to a cellular channel and
is communicating information to the Commu-
nicator Response Center.
INFORMA-
TIONBlinks.System is trying to acquire an available cellu-
lar channel by ªInformationº switch operation.
Lights up.
(See NOTE.)System is connected to a cellular channel and
is communicating information to the Commu-
nicator Response Center.
REDIALLights up. Re-dialing
Blinks. Waiting for re-dial
NO SERVICE Lights up.Out of CELLULAR PHONE service area or
signal is too weak.
NOTE:
IWhen connection to Communicator Response Center by
re-dial ends in failure, all the indicators are turned off.
IAll indicators illuminate for up to 30 seconds or more
when ignition switch is turned from OFF to ON and the
system performs a self check.
IIf both of MAYDAY and INFORMATION indicators do not
turn off 30 seconds or more after the ignition switch is
turned to ON, the system is malfunctioning.
AUTOMATIC RE-DIAL/AUTO RESET TO READYNBEL0180S08IWhen INFINITI Communicator tries to contact the Communi-
cator Response Center, but the cellular network is busy, the
system attempts to dial for up to 2 hours. This time varies
INFINITI COMMUNICATOR (IVCS)
System Description (Cont'd)
EL-354

APPLICATION ITEMSNBEL0183S02
Mode DescriptionReference
page
SELF DIAG RESULTS Displays the result of self-diagnosis. EL-364
DATA MONITORTwo modes, ªGPS MONITORº and ªSWITCH MONITORº can be selected in this
mode.
IDisplays current data related to GPS in ªGPS MONITORº mode.
IDisplays IVCS switch and outside door handle switch condition in ªSWITCH
MONITORº mode.EL-366
FUNCTION CHECKIn this mode, ªRemote door unlock functionº can be checked using CONSULT-II.
Door can be unlocked according to the commands to the smart entrance control
unit by the IVCS unit. This check verifies communication circuit between smart
entrance control unit and IVCS unit.EL-374
REGISTERED DATADisplays the following data registered in the IVCS unit. In this mode the data can-
not be re-written.
IUnit ID
ICellular phone number
IVIN (Vehicle Identification Number)EL-367
CONFIGURATION
(See Note.)In this mode, the system can be set up in the demonstration mode to confirm sys-
tem operation.EL-379
Various data related to both the Communicator Response Center contract and cel-
lular provider can be written/updated in this mode.
IPhone number
INAM (Number Assignment Module)
IStolen vehicle tracking setting (Default should always be on.)
IAlarm notification setting (Default should always be on.)EL-381
ECU PART NUMBER Displays the part number of the IVCS unit. Ð
NOTE:
Data must not be rewritten without prior approval from the
customer.
SEL440W
ªSELF-DIAG RESULTSº MODENBEL0183S03How to Perform Self-diagnosisNBEL0183S03011. Touch ªSELF-DIAG RESULTSº.
2. Touch ªSTARTº.
SEL441W
3. If no malfunction is detected, CONSULT-II will show ªNO DTCº.
INFINITI COMMUNICATOR (IVCS)
CONSULT-II (Cont'd)
EL-364

SEL442W
IIf trouble codes are displayed with ªTIME = 0º, repair/replace
the system according to ªSYMPTOM CHART 1 (SELF-DIAG-
NOSIS ITEM)º, EL-369.
IIn this case, both ªMAYDAYº and ªINFORMATIONº indicator
lamps illuminate for more than 30 seconds while the ignition
switch is in the ON position.
NOTE:
The time data in CONSULT-II ªSELF-DIAG RESULTSº mode
displays the number of ignition switch cycles without the
same malfunctioning occurring.
SEL443W
IIf trouble codes are displayed with ªTIME=1orgreaterº, it
means that the trouble code is historical data. So no further
diagnosis is required.
NOTE:
If trouble codes are displayed with ªTIME=1orgreaterº even
though the INFINITI Communicator has never been serviced.
Intermittent incidents may occur. Check the system, refer to
ªTrouble Diagnoses for Intermittent Incidentº, EL-377.
IIf the system does not detect any trouble, the IVCS indicators
will turn off after bulb check (self-diagnosis) is completed while
the ignition switch is in the ON position.
NOTE:
IThe trouble codes cannot be erased by CONSULT-II.
IAfter 50 ignition cycles, the trouble codes are no longer
displayed in the CONSULT-II ªSELF-DIAG RESULTSº
mode.
IThe IVCS unit does not count the ignition switch cycles
unless the ignition switch is OFF for more than 3 minutes
between each ignition switch cycle.
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INFINITI COMMUNICATOR (IVCS)
CONSULT-II (Cont'd)
EL-365

IWhenever dialing the above number, information about
the vehicle is required by the operator. For details, refer to
EL-348.
INever release the vehicle to the customer unless INFINITI
Communicator system operation is verified by a Commu-
nicator Response Center operator coming on line.
SEL456W
PHONE NUMBER SETTINGNBEL0187S031. Touch ªCONFIGURATIONº.
2. Touch ªPHONE NUMBERº.
SEL715W
3. Touch ªWRITEº or ªREWRITEº.
IIf no phone number is previously memorized, the display
shows ªThis unit has no cellular phone number programmedº.
SEL458W
IIf the phone number is previously memorized, the display
shows the current phone number.
ITo erase the phone number, touch ªERASEº.
SEL459W
4. Input new phone number.
5. Touch ªENTERº.
INFINITI COMMUNICATOR (IVCS)
System Setting (When IVCS Unit is Replaced) (Cont'd)
EL-382